Question

Bingo uses the numbers 1 though 75. If you randomly select a number, what is the probability it will NOT be a multiple of 7? Express your answer as a fraction.

Answer 1

There are 7 multiples of 10 from 1-75.
There are 75 integers from 1-75.
75 total integers - 7 multiples of 10 = 68 other multiples.
68 others/75 total 

=68/75

Answer 2

It would equal 68/75